import { Router } from '@angular/router';
import { BehaviorSubject, Observable } from 'rxjs';
export interface ReferrerRouteParams {
    commands: string[];
    queryParams?: any;
    fragment?: string;
}
/**
 *
 * Displays Loading Spinner
 * @export
 * @class LoadingService
 */
export declare class ReferrerRouteService {
    private router;
    referrer$: BehaviorSubject<string>;
    private _referrer;
    constructor(router: Router);
    readonly first$: Observable<string>;
    readonly routeParams$: Observable<ReferrerRouteParams>;
}